Stadium: Court 8 Round: 14 Ground: Hardcourt indoor
| Challenger Kyiv | 2021/09/07 12:55 | Dmitry Popko v Bega, Alessandro | 6-4,0-6,6-2 |
| ITF M25 Lesa | 2021/08/29 14:50 | Bega, Alessandro v Matteo Martineau | 5-7,6-2,2-6 |
| ITF M25 Lesa | 2021/08/28 12:30 | Bega, Alessandro v Harold Mayot | 6-3,6-4 |
| ITF M25 Lesa | 2021/08/26 10:30 | Bega, Alessandro v Federico Marchetti | 4-6,7-5,6-4 |
| ITF M25 Muttenz | 2021/08/19 07:55 | Bega, Alessandro v Pol Martin Tiffon | 2-6,6-4,4-6 |
| ITF M25 Muttenz | 2021/08/18 10:20 | Bega, Alessandro v Arthur Fery | 6-1,4-6,7-5 |
| Segovia, Spain | 2021/07/26 09:00 | Nicolas Moreno De Alboran v Bega, Alessandro | 6-3,4-6,6-3 |
| Segovia, Spain | 2021/07/25 10:25 | John Echeverria v Bega, Alessandro | 6-7,1-6 |
| ITF M15 Troisdorf | 2021/05/12 11:40 | Louis Wessels v Smits, Glenn | 6-1,6-3 |
| ITF M15 Troisdorf | 2021/05/11 08:00 | Smits, Glenn v Marlon Vankan | 3-6,6-4,10-8 |
| ITF M15 Troisdorf | 2021/05/10 09:30 | Smits, Glenn v Patzanovsky, Christopher | 6-3,5-7,10-4 |
| ITF M15 Troisdorf | 2021/05/09 08:00 | Giacalone, Omar v Smits, Glenn | 4-6,6-4,7-10 |
| ITF M15 St Petersburg | 2021/04/11 07:00 | Stepan Pecak v Smits, Glenn | 6-3,6-1 |
| ITF M15 St Petersburg | 2021/04/04 08:20 | Smits, Glenn v Alexandr Binda | 6-4,5-7,8-10 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/16 12:00 | Gijs Brouwer v Smits, Glenn | 6-0,6-1 |
| ITF - M15 Sharm El Sheikh | 2020/02/27 08:00 | Karim-Mohamed Maamoun v Smits, Glenn | 6-1,6-2 |